VLF stands for Pretty Reduced Frequency and is the same technology Utilized in detectors built for cash, jewelry, and relics. VLF detectors broadcast at frequencies calculated in kilohertz ranging from three kHz to 70 kHz. Listed here are 5 main reasons why you would possibly choose a VLF about a http://ostrza-avalon.phorum.pl/viewtopic.php?p=393550#393550